函数图

The factor graph for joint channel estimation and signal detection is set up according to the likelihood function and iterative rule is deduced by sum-product algorithm.

通过对似然函数的分解，得到联合信道估计与信号检测问题的因素图描述，然后利用和积算法推导出算法的迭代规则。

The article points out the importance of realizing the Multi-layer line in structure figure of style pattern .

通过对传统服装款式结构图中多层线型的分析，进行了基于B3次样条函数的曲线拟合，提出了多层线型的两种算法原理。

However, if the evaluation length is too short, the structure function logarithmic value of surface profile is scattering.

评定长度也基本上不影响分形维数的大小，但是当评定长度过小时，轮廓曲线的结构函数双对数坐标图会出现离散化现象。

Methods The principle and application of data selector is analyzed from logic function expression true value list and karnarph mapping.

详细阐述了数据选择器的原理及应用，从逻辑函数表达式、真值表和卡诺图3方面进行分析。

Figure 14. Magnetic field in a shield as a function of penetration depth

图14 磁场在屏蔽体内传播时，其强度与屏蔽体厚度的函数关系

In incorporation with Jilin province science and technology department item "Study of Industry Technological Advance Systemic Effect and Frame of Jilin Province industry Technology Incidence Establishment", about national interindustry incidence relation ,research is carried out in the paper as follows:On the base of national 1997 years input-output production table ,figures out direct consumption matrix of coefficients and matrices of middle input rate.

本文结合吉林省科学技术厅课题《产业技术进步系统效应及吉林省产业技术关联表编制框架研究》对我国的产业关联关系做了如下研究：在我国1997年投入产出表的数据基础上，计算出直接消耗系数矩阵及中间投入率矩阵，并将图分析法用于产业间关联关系的研究中；在计算完全消耗系数矩阵后，计算出各产业部门的感应度系数和影响力系数，并做了波及效果分析；本文经过对各种测算技术进步方法的比较，首次采用前沿生产函数中的数据包络分析方法分析投入产出模型中的产业间技术关联；机械设备制造业具有较高的物质关联性和技术关联性，同时波及效果显著，把含有高新技术的机械设备制造业作为主导产业发展，可以提高整个工业的技术装备水平。

A model is proposed to analyze the MAC access delay of EDCA (enhanced distribution channel access) mechanism of wireless LANs, which is based on the moment generating function and signal flow graph.

提出一种分析模型，基于信号流图和母函数方法分析了无线局域网中EDCA(enhanced distribution channel access)机制的MAC接入延时。

Using profile function and nomogram, the paper gives the simplifying method of prediction for surface subsidence and the height of wave movement zone.

利用剖面函数和计算诺谟图，给出了利用空间分层介质理论进行地表沉陷预计和波浪移动带高度估算的简化方法。

In order to solve the problem,a novel algorithm for pattern synthesis is presented by minimizing the norm of the weight vector under constraints of the mainlode-sidelobe-ratio,mainlobe width,flat mainlobe or interference nulling.

该算法以空域匹配权模值最小为目标函数，以主副比、3 dB宽度、主瓣平顶或干扰陷零等为约束条件，优化出最优权，在保证方向图形状的同时兼顾了阵列效率。

Based on these features the orientation relation function is used to extract structure information and we can get the writing order of each part of a character based on the normal writing rules of Chinese character.

通过对这些特征分析按照关系位置函数，得到文字的结构信息，并利用中文文字的书写时的书写规律，得出文字中个子图的书写顺序。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。